AC Diagnostic System: 1 Refrigerant Type R410a Metering Device-TXV SP/HP 109.7/354 SLT/LLT 90/108 VSAT/LSAT 36.1/107 SH/SC 55/0.1 Outdoor Entering Air Temperature 97 Filter Size(s) 20x25x1 Returned tstat to original settings: ( customer will do) Unit operational; prior to leaving: Y Notes: upon arrival customer stated that yesterday unit had water on emergency drain pan draining water outside, he vacuumed out water from primary drain line, and issue happened again today, unit has a safety pan switch, i inspected drain line found water backed up on drain line, made sure everything was properly pitched, looks like ac primary drain line ties into stack. I informed customer I’d recommend installing a blowout valve to flush and clear drain lines, but informed if issue happens again clog might be at stack and plumber may be needed, also unit is 5yrs old and no maintenance ever since installed, recommended comfort club customer signed up for yearly membership. customer approved install